

import unittest

from knapsack import greedy_knapsack as kp






class      lowerCamelCase_      (	unittest.TestCase	):




	def        lowerCAmelCase_       (     self						:     Optional[Any]							):
		__A :			str		    =			[10, 20, 30, 40, 50, 60]
		__A :			str		    =			[2, 4, 6, 8, 10, 12]
		__A :			List[Any]		    =			100
		self.assertEqual(kp.calc_profit(__A					,      __A					,      __A							)					,      210							)




	def        lowerCAmelCase_       (     self						:     str							):
		self.assertRaisesRegex(__A					,      """max_weight must greater than zero."""							)




	def        lowerCAmelCase_       (     self						:     List[str]							):
		self.assertRaisesRegex(__A					,      """Weight can not be negative."""							)




	def        lowerCAmelCase_       (     self						:     Optional[Any]							):
		self.assertRaisesRegex(__A					,      """Profit can not be negative."""							)




	def        lowerCAmelCase_       (     self						:     Union[str, Any]							):
		self.assertRaisesRegex(__A					,      """max_weight must greater than zero."""							)




	def        lowerCAmelCase_       (     self						:     Dict							):
		self.assertRaisesRegex(
		    __A					,      """The length of profit and weight must be same."""							)


if __name__ == "__main__":
			unittest.main()






def 			lowercase(	UpperCamelCase_							,					UpperCamelCase_							,					UpperCamelCase_       )		->	list:







 '''simple docstring'''
 UpperCamelCase			  =      len(UpperCamelCase_       )
 UpperCamelCase			  =      [[0] * n for i in range(UpperCamelCase_       )]
 for i in range(UpperCamelCase_       ):
  UpperCamelCase			  =      y_points[i]

 for i in range(2							,					UpperCamelCase_       ):
  for j in range(UpperCamelCase_							,					UpperCamelCase_       ):
   UpperCamelCase			  =      (
       (xa - x_points[j - i + 1]) * q[j][i - 1]
       - (xa - x_points[j]) * q[j - 1][i - 1]
   ) / (x_points[j] - x_points[j - i + 1])

 return [q[n - 1][n - 1], q]


if __name__ == "__main__":
     import doctest

     doctest.testmod()
